.input_tip {
    box-sizing: content-box !important;
    background-color: #fff;
    font-size: 15px;
    height: 18px;
    line-height: 18px;
    padding: 4px;
    padding-left: 25px;
    white-space: nowrap;
    z-index: 100;
    position: absolute;
    display: none;
}

.focus_tip, .right_tip, .error_tip {
    background-image: url('tip.png');
    background-repeat: no-repeat;
    border: 1px solid red;
}

.focus_tip {
    color: #5a4822;
    border-color: #feb930;
    background-position: 2px 4px;
}

.right_tip {
    color: #009828;
    border-color: #009828;
    background-position: 2px -23px;
}

.error_tip {
    color: red;
    border-color: red;
    background-position: 2px -50px;
}

.ajax_checking_tip {
    color: #009828;
    background: url('loading.gif') no-repeat 0 8px;
}